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George F. Cram

George F. Cram is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand George F. Cram rather than just read about it. In short: George Franklin Cram (1842–1928) was an American map publisher. He served in the U.S.

George F. Cram — main illustration
George F. Cram — illustration

Key takeaways

  • George F. Cram belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect George F. Cram to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of George F. Cram from memory before moving on to harder problems.

Reference excerpt

George Franklin Cram (1842–1928) was an American map publisher. He served in the U.S. Army during the American Civil War as a first sergeant in Company F of the 105th Illinois Volunteers serving until the end of the war. Upon mustering out he then joined his uncle Rufus Blanchard's Evanston map business in 1867. Two years later, he became sole proprietor of the firm and renamed it the George F. Cram Co. which became a leading map firm in the United States. The best known atlas began as The Standard Atlas of the United States which eventually was renamed the Unrivaled Family Atlas which ran for dozens of editions over many decades. His was one of the first American firms to publish a world atlas. Cram's firm was instrumental in developing the cerography technique, in which metal printing plates were created by electroplating a wax engraved model. It made large and vastly less expensive print runs possible, which brought more affordable maps into people's homes. Cram married Martha A. Hiatt in 1865. They had three daughters. George Cram died in Spokane, Washington on May 24, 1928.

References

Andrew M. Modelski, "History of Railroads and Maps" (Washington: Library of Congress, 1984), pp. ix–xxi, which represented a revision of the "Introduction" to Railroad Maps of the United States, compiled by Andrew M. Modelski (Washington: Library of Congress, 1975), pp. 1–14. Available at http://memory.loc.gov/ammem/gmdhtml/rrhtml/rrintro.html Soldiering with Sherman: Civil War Letters of George F. Cram. (2000). Jennifer Cain Bohrnstedt (Editor), George Franklin Cram, Orville Vernon Burton (Introduction). Northern Illinois University Press.

External links

Western U.S. Atlas and Transcontinental Railroad Maps at www.cprr.org Cram's World Atlas 1901 David Rumsey Map Collection, Search Results: Publisher equal to 'Cram'

Illustrations

George F. Cram: Bermuda Islands, page of Cram's 1901 world atlas
Bermuda Islands, page of Cram's 1901 world atlas

Worked examples

Example 1 — a first encounter with George F. Cram

Start with the simplest possible case. Write down what George F. Cram claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to George F. Cram before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about George F. Cram ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of George F. Cram

In research
George F. Cram appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses George F. Cram in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
George F. Cram is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1842 births, 1928 deaths, Map publishing companies, so understanding it makes those chapters shorter.
In everyday life
Look for George F. Cram outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study George F. Cram in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what George F. Cram means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain George F. Cram out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is George F. Cram in simple terms?

George Franklin Cram (1842–1928) was an American map publisher. He served in the U.S.

Why does George F. Cram matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study George F. Cram?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on George F. Cram.

Tags

  • 1842 births
  • 1928 deaths
  • Map publishing companies

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